Battle City Beta Disk
It was developed as a lightweight successor to the Battle City model. The Duel Disk is larger in size and can be switched to standby mode. Its standard color scheme is blue and white, but gold, silver and black variations exist.
- In Yu-Gi-Oh! Online: Duel Evolution, the standard version could be purchased from the Card Shop for 20 MP.
- The gold version was given to the winner of the Yu-Gi-Oh! Online Championship 2008.
- The silver version was given to the top sixteen in the Yu-Gi-Oh! Online Championship 2008.